Device families by repetitive voltage class and disc diameter
UDRM, URRM | 19 mm | 24 mm | 30 mm | 38 mm | 52 mm |
---|---|---|---|---|---|
1400 V | TF 251‑80 TF 251‑100 | TF 261‑125 TF 261‑160 | TF 271‑200 TF 271‑250 TF 233‑400 TF 233‑500 | TF 243‑500 TF 243‑630 | |
1500 V | TF 253‑800 TF 253‑1000 TF 153‑1000 TF 153‑1250 | ||||
2000 V | TF 353‑800 TF 353‑1000 |
Example order code
1. | 2. | 3. | 4. | 5. | 6. | 7. |
---|---|---|---|---|---|---|
TF | 153 | 1000 | 14 | 7 | 5 | 1 |
- Fast thyristor (device series prefix "TF")
- Design version
- Mean on‑state current ITAV, A
- Voltage code (e.g. 14 → 1400 V)
- Group for critical rate of off‑state voltage (du/dt)crit (6 ≥ 500 V/µs; 7 ≥ 1000 V/µs)
- Turn‑off‑time group tq @ 50 V/µs (1 ≤ 63 µs … 7 ≤ 16 µs)
- Turn‑on‑time group tgt (1 ≤ 4 µs; 2 ≤ 3.2 µs)